21Shares Sui Staking ETF (TSUI): Entry into a Material Definitive Agreement
21Shares Sui Staking ETF (TSUI) filed an SEC Form 8-K — Entry into a Material Definitive Agreement. Item 1.01 Entry into a Material Definitive Agreement. Benchmark Licensing Agreement On August 20, 2026, 21Shares US LLC (the “Sponsor”) entered into a licensing agreement (the “Benchmark Licensing Agreement”) with FTSE International Limited (“FTSE” or the “Benchmark Provider”). E
How this was made
The 30-second read
Why it matters
The changes aim to improve benchmark reliability and sponsor fee predictability, which may attract more institutional capital to the ETF.
Market read
A primary SEC filing that updates the ETF's benchmark and fee structure, potentially influencing its price and investor perception.
What to watch
Potential regulatory scrutiny of crypto‑linked benchmarks and the impact of the new FTSE index methodology on tracking error.
Background
The filing replaces a previous CME CF Sui-Dollar Reference Rate with the FTSE Sui Index and adjusts sponsor fee payment frequency from weekly to quarterly.
Ticker impact
21Shares filed an 8‑K announcing a new Benchmark Licensing Agreement and sponsor‑fee amendment for the 21Shares Sui Staking ETF.
Potential modest upside as investors gain confidence in the ETF's methodology and fee structure.
Primary SEC filing provides fresh, material details on the ETF's benchmark and fee schedule, which can affect investor demand and price.
Market effects
May set a precedent for other crypto‑linked ETFs to adopt FTSE benchmarks, influencing the broader digital‑asset ETF space.
US ETF market sees a new licensing arrangement; limited immediate impact on other regions.
Highlights growing institutional infrastructure for crypto assets, relevant to global investors tracking digital‑asset exposure.
Counterpoint
The fee timing change could signal cash‑flow pressures for the sponsor, potentially raising concerns about long‑term cost efficiency.
Key entities
- Sponsor21Shares US LLC
Issuer and manager of the 21Shares Sui Staking ETF.
- Benchmark ProviderFTSE International Limited
Provider of the FTSE Sui Index used for ETF valuation.

